Register an account at Google Gmail ( FREE )
Next you go to Google Voice, you get a free phone number ( FREE )
Next buy a voip ata box (You can buy a voip device under 50$ off of ebay, kijiji, wish , etc..)
Next Sign in with Google over here https://simonics.com/gw/ (You will have to pay *ONE TIME FEE* under 10$ for the service)
Next you will be provided with user information that you put into your Voip ATA box.
Enjoy start making calls across the USA and Canada.

Don’t hesitate to Register Here and reply below if you have any questions or need help.